The HONEYWELL 4TL1-70 is a MICRO SWITCHâ„¢ Toggle Switch from the TL Series, featuring a 4 Pole Double Throw (4PDT) 3 Position configuration with Special Circuitry (Mom. On - On - Mom. On). This certified FAA-PMA Approved switch is equipped with Screw Terminals and a Standard Lever for reliable and easy connectivity. Ideal for aviation and aerospace applications, the HONEYWELL 4TL1-70 ensures precise and durable performance.